This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A182328 #9 Apr 26 2012 11:19:30
%S A182328 5,73,1049,16433,67109033,1237940039285380274899126249
%N A182328 Primes of the form 4^n + n^2.
%t A182328 Select[Table[4^n + n^2, {n, 0, 200}], PrimeQ] (* _T. D. Noe_, Apr 25 2012 *)
%Y A182328 Cf. A061119, A075899.
%K A182328 nonn
%O A182328 1,1
%A A182328 _Alex Ratushnyak_, Apr 25 2012